package com.luo.test;

/*
 * Table example snippet: update table item text
 *
 * For a list of all SWT example snippets see
 * http://www.eclipse.org/swt/snippets/
 */

import org.eclipse.swt.*;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.widgets.*;

public class Table9 {

	static char content = 'a';
	public static void main(String[] args) {
		final Display display = new Display();
		Shell shell = new Shell(display);
		shell.setBounds(10, 10, 200, 240);
		Table table = new Table(shell, SWT.NONE);
		Rectangle clientArea = shell.getClientArea ();
		table.setBounds (clientArea.x + 10, clientArea.y + 10, 160, 160);

		final TableItem[] items = new TableItem[4];
		for (int i = 0; i < 4; i++) {
			new TableColumn(table, SWT.NONE).setWidth(40);
		}
		for (int i = 0; i < 4; i++) {
			items[i] = new TableItem(table, SWT.NONE);
			populateItem(items[i]);
		}

		Button button = new Button(shell, SWT.PUSH);
		button.setText("Change");
		button.pack();
		button.setLocation(10, 180);
		button.addListener(SWT.Selection, new Listener() {
			public void handleEvent(Event event) {
				for (int i = 0; i < 4; i++) {
					populateItem(items[i]);
				}
			}
		});

		shell.open();
		while (!shell.isDisposed()) {
			if (!display.readAndDispatch()) display.sleep();
		}
		display.dispose();
	}

	static void populateItem(TableItem item) {
		String stringContent = String.valueOf(content);
		item.setText(
			new String[] {
				stringContent,
				stringContent,
				stringContent,
				stringContent });
		content++;
		if (content > 'z') content = 'a';
	}
}
